diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/0635-drm-amd-display-Set-i2c-speed-to-100khz-for-DCE11.2-.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/0635-drm-amd-display-Set-i2c-speed-to-100khz-for-DCE11.2-.patch | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/0635-drm-amd-display-Set-i2c-speed-to-100khz-for-DCE11.2-.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/0635-drm-amd-display-Set-i2c-speed-to-100khz-for-DCE11.2-.patch deleted file mode 100644 index 11697291..00000000 --- a/common/recipes-kernel/linux/linux-yocto-4.14.71/0635-drm-amd-display-Set-i2c-speed-to-100khz-for-DCE11.2-.patch +++ /dev/null @@ -1,47 +0,0 @@ -From 1d13151af1f0bdcb4c9f70165bd5da1c44742995 Mon Sep 17 00:00:00 2001 -From: Zeyu Fan <Zeyu.Fan@amd.com> -Date: Wed, 19 Jul 2017 16:46:42 -0400 -Subject: [PATCH 0635/4131] drm/amd/display: Set i2c speed to 100khz for - DCE11.2 and later. - -Signed-off-by: Zeyu Fan <Zeyu.Fan@amd.com> -Reviewed-by: Charlene Liu <Charlene.Liu@amd.com> -Acked-by: Harry Wentland <Harry.Wentland@amd.com> -Signed-off-by: Alex Deucher <alexander.deucher@amd.com> ---- - drivers/gpu/drm/amd/display/dc/i2caux/i2caux.c | 12 ++++++++++-- - 1 file changed, 10 insertions(+), 2 deletions(-) - -diff --git a/drivers/gpu/drm/amd/display/dc/i2caux/i2caux.c b/drivers/gpu/drm/amd/display/dc/i2caux/i2caux.c -index 983645b..45e766e 100644 ---- a/drivers/gpu/drm/amd/display/dc/i2caux/i2caux.c -+++ b/drivers/gpu/drm/amd/display/dc/i2caux/i2caux.c -@@ -337,6 +337,9 @@ enum { - DEFAULT_I2C_SW_SPEED = 50, - DEFAULT_I2C_HW_SPEED = 50, - -+ DEFAULT_I2C_SW_SPEED_100KHZ = 100, -+ DEFAULT_I2C_HW_SPEED_100KHZ = 100, -+ - /* This is the timeout as defined in DP 1.2a, - * 2.3.4 "Detailed uPacket TX AUX CH State Description". */ - AUX_TIMEOUT_PERIOD = 400, -@@ -436,8 +439,13 @@ bool dal_i2caux_construct( - i2caux->aux_timeout_period = - SW_AUX_TIMEOUT_PERIOD_MULTIPLIER * AUX_TIMEOUT_PERIOD; - -- i2caux->default_i2c_sw_speed = DEFAULT_I2C_SW_SPEED; -- i2caux->default_i2c_hw_speed = DEFAULT_I2C_HW_SPEED; -+ if (ctx->dce_version >= DCE_VERSION_11_2) { -+ i2caux->default_i2c_hw_speed = DEFAULT_I2C_HW_SPEED_100KHZ; -+ i2caux->default_i2c_sw_speed = DEFAULT_I2C_SW_SPEED_100KHZ; -+ } else { -+ i2caux->default_i2c_hw_speed = DEFAULT_I2C_HW_SPEED; -+ i2caux->default_i2c_sw_speed = DEFAULT_I2C_SW_SPEED; -+ } - - return true; - } --- -2.7.4 - |